23855530881600 has 672 divisors, whose sum is σ = 94934678791680. Its totient is φ = 5779088640000.

The previous prime is 23855530881593. The next prime is 23855530881653. The reversal of 23855530881600 is 618803555832.

It is a happy number.

23855530881600 is a `hidden beast` number, since 2 + 3 + 8 + 5 + 553 + 0 + 8 + 81 + 6 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 704704675 + ... + 704738525.

It is an arithmetic number, because the mean of its divisors is an integer number (141271843440).

Almost surely, 2^{23855530881600} is an apocalyptic number.

23855530881600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23855530881600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47467339395840).

23855530881600 is an abundant number, since it is smaller than the sum of its proper divisors (71079147910080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23855530881600 is a wasteful number, since it uses less digits than its factorization.

23855530881600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35376 (or 35355 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 54.

The spelling of 23855530881600 in words is "twenty-three trillion, eight hundred fifty-five billion, five hundred thirty million, eight hundred eighty-one thousand, six hundred".